[FAB-1239] register function for fabric-ca-client

This CR adds the initial implementation of the register API for communicating with fabric-ca. It does not yet handle security but that will be added in a followup changeset Fixes FAB-1239 Change-Id: Idebeaf5a2d170f48afb5f0cf9791656b058d884d Signed-off-by: Gari Singh <[email protected]>
hyperledger · Jan 29, 2017 · a33d1c5 · a33d1c5
1 parent 1f9d5e4
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diff --git a/fabric-ca-client/lib/FabricCAClientImpl.js b/fabric-ca-client/lib/FabricCAClientImpl.js
@@ -231,6 +231,104 @@ var FabricCOPClient = class {
 		this._baseAPI = '/api/v1/cfssl/';
 
 
+	}
+
+	/**
+	 * @typedef {Object} KeyValueAttribute
+	 * @property {string} key The key used to reference the attribute
+	 * @property {string} value The value of the attribute
+	 */
+
+	/**
+	 * Register a new user and return the enrollment secret
+	 * @param {string} enrollmentID ID which will be used for enrollment
+	 * @param {string} role Type of role for this user
+	 * @param {string} group Group to which this user will be assigned
+	 * @param {KeyValueAttribute[]} attrs Array of key/value attributes to assign to the user
+	 * @param {string} callerID The ID of the user who is registering this user
+	 * @returns {Promise} The enrollment secret to use when this user enrolls
+	 */
+	register(enrollmentID, role, group, attrs, callerID) {
+
+		var self = this;
+		var numArgs = arguments.length;
+
+		return new Promise(function (resolve, reject) {
+			//all arguments are required
+			if (numArgs < 5) {
+				reject(new Error('Missing required parameters.  \'enrollmentID\', \'role\', \'group\', \'attrs\', \
+					and \'callerID\' are all required.'));
+			}
+
+
+			var regRequest = {
+				'id': enrollmentID,
+				'type': role,
+				'group': group,
+				'attrs': attrs,
+				'callerID': callerID
+			};
+
+			var requestOptions = {
+				hostname: self._hostname,
+				port: self._port,
+				path: self._baseAPI + 'register',
+				method: 'POST',
+				//auth: enrollmentID + ':' + enrollmentSecret,
+				ca: self._ca
+			};
+
+			var request = self._httpClient.request(requestOptions, function (response) {
+
+				const responseBody = [];
+				response.on('data', function (chunk) {
+					responseBody.push(chunk);
+				});
+
+				response.on('end', function () {
+
+					var payload = responseBody.join('');
+
+					if (!payload) {
+						reject(new Error(
+							util.format('Registerfailed with HTTP status code ', response.statusCode)));
+					}
+					//response should be JSON
+					try {
+						var regResponse = JSON.parse(payload);
+						if (regResponse.success) {
+							//we want the result field which is Base64-encoded PEM
+							return resolve(regResponse.result);
+						} else {
+							return reject(new Error(
+								util.format('Register failed with errors [%s]', JSON.stringify(regResponse.errors))));
+						}
+
+					} catch (err) {
+						reject(new Error(
+							util.format('Could not parse register response [%s] as JSON due to error [%s]', payload, err)));
+					}
+				});
+
+			});
+
+			request.on('error', function (err) {
+				reject(new Error(util.format('Calling register endpoint failed with error [%s]', err)));
+			});
+
+			request.write(JSON.stringify(regRequest));
+			request.end();
+		});
+	}
+
+	/**
+	 * Generate authorization token required for accessing fabric-cop APIs
+	 * @param {string} privKey The pem-encoded private key used for signing
+	 * @param {string} X509Key The pem-encoded X509 certificate associated with privKey
+	 * @param {string} reqBody The body of the request to sign as part of the token
+	 */
+	static generateAuthToken(privKey, X509Key, reqBody) {
+
 	}
 
 	/**

diff --git a/test/unit/fabriccopservices-tests.js b/test/unit/fabriccopservices-tests.js
@@ -126,3 +126,50 @@ test('FabricCOPServices: Test enroll() With Dynamic CSR', function (t) {
 		);
 
 });
+
+/**
+ * FabricCOPClient register tests
+ */
+test('FabricCOPClient: Test register with missing parameters', function (t) {
+
+	var client = new FabricCOPClient({
+		protocol: 'http',
+		hostname: '127.0.0.1',
+		port: 7054
+	});
+
+	return client.register()
+		.then(function (token) {
+			t.fail('Register must fail when missing required parameters');
+		})
+		.catch(function (err) {
+			if (err.message.startsWith('Missing required parameters')) {
+				t.pass('Register should fail when missing required parameters');
+			} else {
+				t.fail('Register should have failed with \'Missing required parameters\'');
+			}
+		});
+});
+
+test('FabricCOPClient: Test register', function (t) {
+
+	var client = new FabricCOPClient({
+		protocol: 'http',
+		hostname: '127.0.0.1',
+		port: 7054
+	});
+
+	var enrollmentID = 'testRegisterUser';
+
+
+	return client.register(enrollmentID, 'client', 'bank_a', [], 'admin')
+		.then(function (secret) {
+			t.comment(secret);
+			t.pass('Successfully invoked register API with enrollmentID \'' + enrollmentID + '\'');
+
+		})
+		.catch(function (err) {
+			t.fail('Failed to register \'' + enrollmentID + '\'.  ' + err);
+		});
+});
+